BGP Communities / BGP 社区

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Our BGP communities in DN42 / 我们在 DN42 中的 BGP 社区
We adopted the BGP community settings recommended in the DN42 Wiki. At the same time, we recommend that other networks deploy similar strategies.
我们采用了 DN42 Wiki 中推荐的 BGP 社区设置。同时，我们建议其他网络部署类似的策略。
1: Continent / 大洲 (Internal Use / 内部使用)
(207268, 1, 41) :: Europe / 欧洲
(207268, 1, 42) :: North America-E / 北美东部
(207268, 1,  43) :: North America-C / 北美中部
(207268, 1,  44) :: North America-W / 北美西部
(207268, 1,  45) :: Central America / 中美洲
(207268, 1,  46) :: South America-E / 南美洲东部
(207268, 1,  47) :: South America-W / 南美洲西部
(207268, 1,  48) :: Africa-N (above Sahara) / 撒哈拉以北非洲
(207268, 1,  49) :: Africa-S (below Sahara) / 撒哈拉以南非洲
(207268, 1,  50) :: Asia-S (IN,PK,BD) / 南亚
(207268, 1,  51) :: Asia-SE (TH,SG,PH,ID,MY) / 东南亚
(207268, 1,  52) :: Asia-E (JP,CN,KR) / 东亚
(207268, 1,  53) :: Pacific / 太平洋
1*: Auto Translation / 自动转换
The provided DN42 community will rewrite the above rules.
提供的DN42 community将会重写以上规则。
(64511, 41) :: Europe 
(64511, 42) :: North America-E 
(64511, 43) :: North America-C 
(64511, 44) :: North America-W 
(64511, 45) :: Central America 
(64511, 46) :: South America-E 
(64511, 47) :: South America-W 
(64511, 48) :: Africa-N (above Sahara) 
(64511, 49) :: Africa-S (below Sahara) 
(64511, 50) :: Asia-S (IN,PK,BD) 
(64511, 51) :: Asia-SE (TH,SG,PH,ID,MY) 
(64511, 52) :: Asia-E (JP,CN,KR) 
(64511, 53) :: Pacific
2: Local Pref
(207268, 2, 1) :: bgp_local_pref = 100
(207268, 2, 2) :: bgp_local_pref = 200
(207268, 2, 3) :: bgp_local_pref = 0
3: Rule Control / 规则控制
Internet eXchange Routes / 互联网交换点路由
(207268, 3, 10) :: No-export Downstream Routes (Default) / 不对外宣告下游路由 （默认）
local_pref - 1
(207268, 3, 11) :: Force-export Downstream Routes / 强制对外宣告下游路由
China Mainland Routes / 中国大陆路由
(207268, 3, 20) :: Comes from China Mainland / 来自中国大陆
Local Pref
Our local preference will be calculated by the following formula:
我们的 local preference 将通过下列公式计算：
1
  if REGION = 41 then {
2
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 150;
3
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 140;
4
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 130; 
5
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 120;
6
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 120; 
7
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 120;
8
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 110; 
9
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 130;
10
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 120; 
11
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 110;
12
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 110; 
13
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 110;
14
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 100;
15
  }
16
  if REGION = 42 then { 
17
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 140;
18
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 150;
19
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 140;
20
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 130;
21
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 130;
22
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 120;
23
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
24
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 120;
25
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 110;
26
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 100;
27
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 100;
28
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 100;
29
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 110;
30
  }
31
  if REGION = 43 then { 
32
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 130;
33
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 140;
34
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 150;
35
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 140;
36
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 130;
37
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 120;
38
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
39
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 110;
40
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 100;
41
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 120;
42
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 120;
43
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 120;
44
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
45
  }
46
  if REGION = 44 then { 
47
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 120;
48
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 130;
49
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 140;
50
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 150;
51
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 130;
52
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 120;
53
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
54
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 110;
55
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 100;
56
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 120;
57
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 120;
58
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 120;
59
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
60
  }
61
  if REGION = 45 then { 
62
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 120;
63
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 130;
64
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 130;
65
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 130;
66
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 150;
67
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 140;
68
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 140;
69
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 120;
70
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 110;
71
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 120;
72
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 120;
73
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 120;
74
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
75
  }
76
  if REGION = 46 then { 
77
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 120;
78
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 120;
79
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 120;
80
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 120;
81
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 140;
82
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 150;
83
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 140;
84
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 130;
85
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 120;
86
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 110;
87
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 110;
88
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 110;
89
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 120;
90
  }
91
  if REGION = 47 then { 
92
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 110;
93
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 120;
94
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 120;
95
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 120;
96
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 140;
97
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 140;
98
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 150;
99
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 120;
100
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 110;
101
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 120;
102
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 120;
103
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 120;
104
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
105
  }
106
  if REGION = 48 then { 
107
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 130;
108
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 120;
109
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 110;
110
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 110;
111
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 120;
112
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 130;
113
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
114
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 150;
115
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 140;
116
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 110;
117
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 110;
118
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 110;
119
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 100;
120
  }
121
  if REGION = 49 then { 
122
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 120;
123
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 110;
124
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 100;
125
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 100;
126
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 110;
127
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 120;
128
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 110;
129
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 140;
130
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 150;
131
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 110;
132
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 110;
133
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 110;
134
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 100;
135
  }
136
  if REGION = 50 then { 
137
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 110;
138
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 100;
139
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 110;
140
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 120;
141
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 120;
142
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 110;
143
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
144
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 110;
145
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 110;
146
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 150;
147
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 140;
148
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 140;
149
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
150
  }
151
  if REGION = 51 then { 
152
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 110;
153
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 100;
154
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 110;
155
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 120;
156
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 120;
157
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 110;
158
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
159
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 110;
160
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 110;
161
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 140;
162
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 150;
163
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 140;
164
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
165
  }
166
  if REGION = 52 then { 
167
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 110;
168
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 100;
169
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 110;
170
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 120;
171
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 120;
172
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 110;
173
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 120;
174
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 110;
175
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 110;
176
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 140;
177
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 140;
178
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 150;
179
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 130;
180
  }
181
  if REGION = 53 then { 
182
    if (OWNAS, 1, 41) ~ bgp_large_community then bgp_local_pref = 100;
183
    if (OWNAS, 1, 42) ~ bgp_large_community then bgp_local_pref = 110;
184
    if (OWNAS, 1, 43) ~ bgp_large_community then bgp_local_pref = 120;
185
    if (OWNAS, 1, 44) ~ bgp_large_community then bgp_local_pref = 130;
186
    if (OWNAS, 1, 45) ~ bgp_large_community then bgp_local_pref = 130;
187
    if (OWNAS, 1, 46) ~ bgp_large_community then bgp_local_pref = 120;
188
    if (OWNAS, 1, 47) ~ bgp_large_community then bgp_local_pref = 130;
189
    if (OWNAS, 1, 48) ~ bgp_large_community then bgp_local_pref = 100;
190
    if (OWNAS, 1, 49) ~ bgp_large_community then bgp_local_pref = 100;
191
    if (OWNAS, 1, 50) ~ bgp_large_community then bgp_local_pref = 130;
192
    if (OWNAS, 1, 51) ~ bgp_large_community then bgp_local_pref = 130;
193
    if (OWNAS, 1, 52) ~ bgp_large_community then bgp_local_pref = 130;
194
    if (OWNAS, 1, 53) ~ bgp_large_community then bgp_local_pref = 150;
195
  }
196
  if (OWNAS, 3, 10) ~ bgp_large_community then bgp_local_pref = bgp_local_pref - 1;
197
  bgp_local_pref = bgp_local_pref - bgp_path.len * 15;
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DN42 Services - Previous
Game Services / 游戏服务
Peering Types / 对等互联类型
Last modified 9mo ago
Copy link
Contents
1: Continent / 大洲 (Internal Use / 内部使用)
1*: Auto Translation / 自动转换
2: Local Pref
3: Rule Control / 规则控制
Local Pref