H Hex Packet Decoder

11,858,974 packets decoded

1.1.2.2 → 1.1.2.1 LDP Hello Message

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
CC	04	04	DC	00	10	CC	03	04	DC	00	10	88	47	00	01
2D	FE	45	C0	00	3E	00	00	00	00	FF	11	B4	EA	01	01
02	02	01	01	02	01	02	86	02	86	00	2A	24	ED	00	01
00	1E	01	01	02	02	00	00	01	00	00	14	00	00	00	00
04	00	00	04	00	5A	C0	00	04	01	00	04	01	01	02	02

5 protocols in packet (80 bytes):

Ethernet

MPLS

IPv4

UDP

LDP

Frame 1: 80 bytes on wire (640 bits)
- Section number: 1
- Interface id: 0 (Interface, hpd0)
  - Interface name: Interface, hpd0
- Encapsulation type: Ethernet (1)
- Arrival Time: Mar 10, 2026 15:35:45.000001000 CET
- UTC Arrival Time: Mar 10, 2026 14:35:45.000001000 UTC
- Epoch Arrival Time: 1773153345.000001000
- Time shift for this packet: 0.000000000 seconds
- Time delta from previous captured frame: 0.000000000 seconds
- Time delta from previous displayed frame: 0.000000000 seconds
- Time since reference or first frame: 0.000000000 seconds
- Frame Number: 1
- Frame Length: 80 bytes (640 bits)
- Capture Length: 80 bytes (640 bits)
- Frame is marked: False
- Frame is ignored: False
- Protocols in frame: eth:ethertype:mpls:udp:ldp
Ethernet II
- Destination: cc:04:04:dc:00:10 (cc:04:04:dc:00:10)
  - .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default)
  - .... ...0 .... .... .... .... = IG bit: Individual address (unicast)
- Source: cc:03:04:dc:00:10 (cc:03:04:dc:00:10)
  - .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default)
  - .... ...0 .... .... .... .... = IG bit: Individual address (unicast)
- Type: MPLS label switched packet (0x8847)
- Stream index: 0
MultiProtocol Label Switching Header
- 0000 0000 0000 0001 0010 .... .... .... = MPLS Label: 18 (0x00012)
- .... .... .... .... .... 110. .... .... = MPLS Experimental Bits: 6
- .... .... .... .... .... ...1 .... .... = MPLS Bottom Of Label Stack: 1
- .... .... .... .... .... .... 1111 1110 = MPLS TTL: 254
Internet Protocol Version 4
- 0100 .... = Version: 4
- .... 0101 = Header Length: 20 bytes (5)
- Differentiated Services Field: 0xc0 (DSCP: CS6, ECN: Not-ECT)
  - 1100 00.. = Differentiated Services Codepoint: Class Selector 6 (48)
  - .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0)
- Total Length: 62
- Identification: 0x0000 (0)
- 000. .... = Flags: 0x0
  - 0... .... = Reserved bit: Not set
  - .0.. .... = Don't fragment: Not set
  - ..0. .... = More fragments: Not set
- ...0 0000 0000 0000 = Fragment Offset: 0
- Time to Live: 255
- Protocol: UDP (17)
- Header Checksum: 0xb4ea [correct]
- Header checksum status: Good
- Calculated Checksum: 0xb4ea
- Source Address: 1.1.2.2
- Destination Address: 1.1.2.1
- Stream index: 0
User Datagram Protocol
- Source Port: 646
- Destination Port: 646
- Length: 42
- Checksum: 0x24ed [correct]
  - Calculated Checksum: 0x24ed
- Checksum Status: Good
- Stream index: 0
- Stream Packet Number: 1
- Timestamps
  - Time since first frame: 0.000000000 seconds
  - Time since previous frame: 0.000000000 seconds
- UDP payload (34 bytes)
Label Distribution Protocol
- Version: 1
- PDU Length: 30
- LSR ID: 1.1.2.2
- Label Space ID: 0
- Hello Message
  - 0... .... = U bit: Unknown bit not set
  - Message Type: Hello Message (0x100)
  - Message Length: 20
  - Message ID: 0x00000000
  - Common Hello Parameters
    - 00.. .... = TLV Unknown bits: Known TLV, do not Forward (0x0)
    - TLV Type: Common Hello Parameters (0x400)
    - TLV Length: 4
    - Hold Time: 90
    - 1... .... .... .... = Targeted Hello: Targeted Hello
    - .1.. .... .... .... = Hello Requested: Source requests periodic hellos
    - ..0. .... .... .... = GTSM Flag: Not set
      - Expert Info (Warning/Protocol): GTSM is not supported by the source, since basic discovery is not enabled
        
        GTSM is not supported by the source, since basic discovery is not enabled
        
        Severity level: Warning
        
        Group: Protocol
    - ...0 0000 0000 0000 = Reserved: 0x0000
  - IPv4 Transport Address
    - 00.. .... = TLV Unknown bits: Known TLV, do not Forward (0x0)
    - TLV Type: IPv4 Transport Address (0x401)
    - TLV Length: 4
    - IPv4 Transport Address: 1.1.2.2

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
CC	04	04	DC	00	10	CC	03	04	DC	00	10	88	47	00	01
2D	FE	45	C0	00	3E	00	00	00	00	FF	11	B4	EA	01	01
02	02	01	01	02	01	02	86	02	86	00	2A	24	ED	00	01
00	1E	01	01	02	02	00	00	01	00	00	14	00	00	00	00
04	00	00	04	00	5A	C0	00	04	01	00	04	01	01	02	02

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
CC	04	04	DC	00	10	CC	03	04	DC	00	10	88	47	00	01
2D	FE	45	C0	00	3E	00	00	00	00	FF	11	B4	EA	01	01
02	02	01	01	02	01	02	86	02	86	00	2A	24	ED	00	01
00	1E	01	01	02	02	00	00	01	00	00	14	00	00	00	00
04	00	00	04	00	5A	C0	00	04	01	00	04	01	01	02	02

0	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
CC	04	04	DC	00	10	CC	03	04	DC	00	10	88	47	00	01
2D	FE	45	C0	00	3E	00	00	00	00	FF	11	B4	EA	01	01
02	02	01	01	02	01	02	86	02	86	00	2A	24	ED	00	01
00	1E	01	01	02	02	00	00	01	00	00	14	00	00	00	00
04	00	00	04	00	5A	C0	00	04	01	00	04	01	01	02	02