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VM.....¿ÜºÎ·Î PING
- eth2: ³»ºÎ Æ®·¡ÇÈ ÀÎÅÍÆäÀ̽º
# tcpdump -nni eth2 udp
11:02:25.529361 IP 10.0.0.12.37613 > 10.0.0.8.8472: OTV, flags [I] (0x08), overlay 0, instance 35
IP 172.16.3.24 > 115.68.30.193: ICMP echo request, id 33576, seq 2, length 64
11:02:25.530380 IP 10.0.0.8.38201 > 10.0.0.12.8472: OTV, flags [I] (0x08), overlay 0, instance 35
IP 115.68.30.193 > 172.16.3.24: ICMP echo reply, id 33576, seq 2, length 64
# tcpdump -nni eth2 icmp
ÇÒ°æ¿ì üũ¾ÈµÊ...;;;
DNS ÁúÀÇ
# tcpdump -nni eth2 udp
11:10:19.179575 IP 10.0.0.12.40479 > 10.0.0.8.8472: OTV, flags [I] (0x08), overlay 0, instance 35
IP 172.16.3.24.56842 > 8.8.4.4.53: 34335+ A? chonnom.com. (29)
11:10:19.242746 IP 10.0.0.8.55003 > 10.0.0.12.8472: OTV, flags [I] (0x08), overlay 0, instance 35
IP 8.8.4.4.53 > 172.16.3.24.56842: 34335 1/0/0 A 115.68.30.193 (45)
OTV (Overlay Transport Virtualization)
• µ¥ÀÌÅͼ¾ÅÍ°£ Layer 2 ÀÇ È®Àå
• OTV µµ¸ÞÀΰ£ MAC TableÀÇ °øÀ¯
• MAC in IP ±â¼úÀ» ÅëÇÑ MAC Routing ±¸Çö
• H.W ±â¹ÝÀÇ ½Ç½Ã°£ Netflow Á¦°ø
• Seamless Site È®Àå ¹× Á¦°Å °¡´É
OTV
VXLAN