VPNv4 | IPv4 (AFI=1) | Labeled VPN Unicast (SAFI=128)
MP_REACH_NLRI and EXTENDED_COMMUNITIES
Frame 273: 289 bytes on wire (2312 bits), 289 bytes captured (2312 bits) on interface -, id 0 Ethernet II, Src: HuaweiTe_f0:4f:dc (00:e0:fc:f0:4f:dc), Dst: HuaweiTe_ed:04:ec (00:e0:fc:ed:04:ec) MultiProtocol Label Switching Header, Label: 1026, Exp: 6, S: 1, TTL: 255 Internet Protocol Version 4, Src: 10.1.1.1, Dst: 10.4.4.4 Transmission Control Protocol, Src Port: 179, Dst Port: 50565, Seq: 263, Ack: 96, Len: 231 Border Gateway Protocol - UPDATE Message Border Gateway Protocol - UPDATE Message Marker: ffffffffffffffffffffffffffffffff Length: 115 Type: UPDATE Message (2) Withdrawn Routes Length: 0 Total Path Attribute Length: 92 Path attributes Path Attribute - ORIGIN: INCOMPLETE Path Attribute - AS_PATH: empty Path Attribute - MULTI_EXIT_DISC: 3 Path Attribute - LOCAL_PREF: 100 Path Attribute - EXTENDED_COMMUNITIES Flags: 0xc0, Optional, Transitive, Complete 1... .... = Optional: Set .1.. .... = Transitive: Set ..0. .... = Partial: Not set ...0 .... = Extended-Length: Not set .... 0000 = Unused: 0x0 Type Code: EXTENDED_COMMUNITIES (16) Length: 32 Carried extended communities: (4 communities) Route Target: 100:100 [Transitive 2-Octet AS-Specific] Type: Transitive 2-Octet AS-Specific (0x00) 0... .... = IANA Authority: Allocated on Standard Action, Early Allocation or Experimental Basis .0.. .... = Transitive across AS: Transitive Subtype (AS2): Route Target (0x02) 2-Octet AS: 100 4-Octet AN: 100 OSPF Domain Identifier: 0:0 [Transitive 2-Octet AS-Specific] Type: Transitive 2-Octet AS-Specific (0x00) 0... .... = IANA Authority: Allocated on Standard Action, Early Allocation or Experimental Basis .0.. .... = Transitive across AS: Transitive Subtype (AS2): OSPF Domain Identifier (0x05) 2-Octet AS: 0 4-Octet AN: 0 OSPF Route Type: Area: 0.0.0.1, Type: Router [Transitive Opaque] Type: Transitive Opaque (0x03) 0... .... = IANA Authority: Allocated on Standard Action, Early Allocation or Experimental Basis .0.. .... = Transitive across AS: Transitive Subtype (Opaque): OSPF Route Type (0x06) Area ID: 0.0.0.1 Route type: Router (1) Options: 0x00 (Metric: Type-1) OSPF Router ID: 10.0.61.1:0 [Transitive IPv4-Address-Specific] Type: Transitive IPv4-Address-Specific (0x01) 0... .... = IANA Authority: Allocated on Standard Action, Early Allocation or Experimental Basis .0.. .... = Transitive across AS: Transitive Subtype (IPv4): OSPF Router ID (0x07) Router ID: 10.0.61.1 Path Attribute - MP_REACH_NLRI Flags: 0x90, Optional, Extended-Length, Non-transitive, Complete 1... .... = Optional: Set .0.. .... = Transitive: Not set ..0. .... = Partial: Not set ...1 .... = Extended-Length: Set .... 0000 = Unused: 0x0 Type Code: MP_REACH_NLRI (14) Length: 32 Address family identifier (AFI): IPv4 (1) Subsequent address family identifier (SAFI): Labeled VPN Unicast (128) Next hop: RD=0:0 IPv4=10.1.1.1 Route Distinguisher: 0:0 IPv4 Address: 10.1.1.1 Number of Subnetwork points of attachment (SNPA): 0 Network Layer Reachability Information (NLRI) BGP Prefix Prefix Length: 112 Label Stack: 1032 (bottom) Route Distinguisher: 100:1 MP Reach NLRI IPv4 prefix: 192.168.1.0
MP_UNREACH_NLRI
Frame 80: 134 bytes on wire (1072 bits), 134 bytes captured (1072 bits) on interface -, id 0 Ethernet II, Src: HuaweiTe_f0:4f:dc (00:e0:fc:f0:4f:dc), Dst: HuaweiTe_ed:04:ec (00:e0:fc:ed:04:ec) MultiProtocol Label Switching Header, Label: 1026, Exp: 6, S: 1, TTL: 255 Internet Protocol Version 4, Src: 10.1.1.1, Dst: 10.4.4.4 Transmission Control Protocol, Src Port: 179, Dst Port: 50565, Seq: 20, Ack: 20, Len: 76 Border Gateway Protocol - UPDATE Message Marker: ffffffffffffffffffffffffffffffff Length: 76 Type: UPDATE Message (2) Withdrawn Routes Length: 0 Total Path Attribute Length: 53 Path attributes Path Attribute - MP_UNREACH_NLRI Flags: 0x90, Optional, Extended-Length, Non-transitive, Complete Type Code: MP_UNREACH_NLRI (15) Length: 49 Address family identifier (AFI): IPv4 (1) Subsequent address family identifier (SAFI): Labeled VPN Unicast (128) Withdrawn Routes BGP Prefix BGP Prefix BGP Prefix Prefix Length: 112 Label Stack: 0 (bottom) Route Distinguisher: 100:1 MP Unreach NLRI IPv4 prefix: 10.0.61.0