The IP protocol is already displayed in ip_print.
case IPPROTO_IPV4:
/* ipv4-in-ip encapsulation */
ip_print(ndo, bp, length);
- if (! ndo->ndo_vflag)
- ND_PRINT(" (ipip-proto-4)");
break;
case IPPROTO_IPV6:
- 1 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x1), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1280, length 64 (ipip-proto-4)
- 2 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x2), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1536, length 64 (ipip-proto-4)
- 3 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x3), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1792, length 64 (ipip-proto-4)
- 4 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x4), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2048, length 64 (ipip-proto-4)
- 5 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x5), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2304, length 64 (ipip-proto-4)
- 6 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x6), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2560, length 64 (ipip-proto-4)
- 7 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x7), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2816, length 64 (ipip-proto-4)
- 8 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x8), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 3072, length 64 (ipip-proto-4)
+ 1 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x1), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1280, length 64
+ 2 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x2), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1536, length 64
+ 3 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x3), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1792, length 64
+ 4 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x4), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2048, length 64
+ 5 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x5), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2304, length 64
+ 6 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x6), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2560, length 64
+ 7 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x7), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2816, length 64
+ 8 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x8), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 3072, length 64
- 1 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x1), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x1), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1280, length 64 (ipip-proto-4) (ipip-proto-4)
- 2 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x2), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x2), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1536, length 64 (ipip-proto-4) (ipip-proto-4)
- 3 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x3), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x3), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1792, length 64 (ipip-proto-4) (ipip-proto-4)
- 4 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x4), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x4), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2048, length 64 (ipip-proto-4) (ipip-proto-4)
- 5 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x5), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x5), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2304, length 64 (ipip-proto-4) (ipip-proto-4)
- 6 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x6), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x6), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2560, length 64 (ipip-proto-4) (ipip-proto-4)
- 7 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x7), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x7), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2816, length 64 (ipip-proto-4) (ipip-proto-4)
- 8 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x8), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x8), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 3072, length 64 (ipip-proto-4) (ipip-proto-4)
+ 1 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x1), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x1), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1280, length 64
+ 2 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x2), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x2), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1536, length 64
+ 3 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x3), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x3), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1792, length 64
+ 4 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x4), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x4), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2048, length 64
+ 5 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x5), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x5), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2304, length 64
+ 6 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x6), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x6), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2560, length 64
+ 7 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x7), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x7), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2816, length 64
+ 8 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0x12345678,seq=0x8), length 172: IP 192.1.2.23 > 192.0.1.1: ESP(spi=0xabcdabcd,seq=0x8), length 116: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 3072, length 64
- 1 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x1), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1280, length 64 (ipip-proto-4)
- 2 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x2), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1536, length 64 (ipip-proto-4)
- 3 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x3), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1792, length 64 (ipip-proto-4)
- 4 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x4), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2048, length 64 (ipip-proto-4)
- 5 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x5), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2304, length 64 (ipip-proto-4)
- 6 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x6), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2560, length 64 (ipip-proto-4)
- 7 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x7), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2816, length 64 (ipip-proto-4)
- 8 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x8), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 3072, length 64 (ipip-proto-4)
+ 1 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x1), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1280, length 64
+ 2 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x2), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1536, length 64
+ 3 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x3), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 1792, length 64
+ 4 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x4), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2048, length 64
+ 5 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x5), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2304, length 64
+ 6 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x6), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2560, length 64
+ 7 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x7), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 2816, length 64
+ 8 00:00:00.000000 IP 192.1.2.23 > 192.1.2.45: ESP(spi=0xd1234567,seq=0x8), length 132: IP 192.0.2.1 > 192.0.1.1: ICMP echo request, id 28416, seq 3072, length 64