Kategorie: Netzwerkprotokolle
Das Port Aggregation Protocol (PAgP) wird von Cisco genutzt, um mehrere Ethernet-Links zu einem Etherchannel zu bündeln. Via PAGp können die einzelnen Ethernet-Ports zu einem Etherchannel zusammengefasst werden.
No. Time Source Destination Protocol
41 31.032013 Cisco_45:32:9b CDP/VTP PAGP
Frame 41 (119 bytes on wire, 119 bytes captured)
Arrival Time: Dec 5, 2005 09:00:16.684755000
Time delta from previous packet: 0.782676000 seconds
Time since reference or first frame: 31.032013000 seconds
Frame Number: 41
Packet Length: 119 bytes
Capture Length: 119 bytes
Protocols in frame: eth:eth:llc:pagp
ISL
Destination: 01000C0000
0000 .... = Type: Ethernet (0)
.... 0111 = User: Network control (7)
Source: Cisco_45:f3:84 (00:0a:8a:45:f3:84)
Length: 105
DSAP: 0xAA
SSAP: 0xAA
Control: 0x3
HSA: 0x000a8a
0000 0000 0000 001. = VLAN ID: 0x0001
.... .... .... ...1 = BPDU: Yes
Index: 0
IEEE 802.3 Ethernet
Destination: CDP/VTP (01:00:0c:cc:cc:cc)
Source: Cisco_45:32:9b (00:0a:8a:45:32:9b)
Length: 75
Frame check sequence: 0xd318e8ee [correct]
Logical-Link Control
DSAP: SNAP (0xaa)
IG Bit: Individual
SSAP: SNAP (0xaa)
CR Bit: Command
Control field: U, func=UI (0x03)
000. 00.. = Command: Unnumbered Information (0x00)
.... ..11 = Frame type: Unnumbered frame (0x03)
Organization Code: Cisco (0x00000c)
PID: PAgP (0x0104)
Port Aggregation Protocol
Version: Info PDU (0x01)
Flags: 0x05 (Slow Hello, Consistent State)
.... ...1 = Slow Hello: Yes
.... ..0. = Auto Mode: Desirable Mode
.... .1.. = Consistent State: True
Local Device ID: Cisco_45:43:60 (00:0a:8a:45:43:60)
Local Learn Capability: Arbitrary Distribution (0x02)
Local Port Hot Standby Priority: 128
Local Sent Port ifindex: 5
Local Group Capability: 0x00010001
Local Group ifindex: 29
Partner Device ID: Cisco_5f:31:30 (00:0a:b7:5f:31:30)
Partner Learn Capability: Arbitrary Distribution (0x02)
Partner Port Hot Standby Priority: 128
Partner Sent Port ifindex: 5
Partner Group Capability: 0x00010001
Partner Group ifindex: 54
Partner Count: 1
Number of TLVs: 2
TLV Entry #1
Type = 1 (Device Name TLV)
Length = 12 bytes (includes Type and Length)
Device Name: C3550-24
TLV Entry #2
Type = 2 (Physical Port Name TLV)
Length = 9 bytes (includes Type and Length)
Physical Port Name: Fa0/5