Frame 1225: 78 bytes on wire (624 bits), 78 bytes captured (624 bits) Encapsulation type: Ethernet (1) Arrival Time: Jul 22, 2017 02:44:43.231578000 UTC UTC Arrival Time: Jul 22, 2017 02:44:43.231578000 UTC Epoch Arrival Time: 1500691483.231578000 [Time shift for this packet: 0.000000000 seconds] [Time delta from previous captured frame: 0.000001000 seconds] [Time delta from previous displayed frame: 0.000000000 seconds] [Time since reference or first frame: 68.706229000 seconds] Frame Number: 1225 Frame Length: 78 bytes (624 bits) Capture Length: 78 bytes (624 bits) [Frame is marked: False] [Frame is ignored: False] [Protocols in frame: eth:ethertype:ip:tcp] Ethernet II, Src: SamsungElect_75:be:14 (08:ec:a9:75:be:14), Dst: Cisco_01:e9:5c (00:09:e8:01:e9:5c) Destination: Cisco_01:e9:5c (00:09:e8:01:e9:5c) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) Source: SamsungElect_75:be:14 (08:ec:a9:75:be:14) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) Type: IPv4 (0x0800) [Stream index: 4] Internet Protocol Version 4, Src: 172.16.45.172, Dst: 23.203.224.60 0100 .... = Version: 4 .... 0101 = Header Length: 20 bytes (5) Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT) 0000 00.. = Differentiated Services Codepoint: Default (0) .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0) Total Length: 64 Identification: 0x70f0 (28912) 010. .... = Flags: 0x2, Don't fragment 0... .... = Reserved bit: Not set .1.. .... = Don't fragment: Set ..0. .... = More fragments: Not set ...0 0000 0000 0000 = Fragment Offset: 0 Time to Live: 64 Protocol: TCP (6) Header Checksum: 0x876f [validation disabled] [Header checksum status: Unverified] Source Address: 172.16.45.172 Destination Address: 23.203.224.60 [Destination GeoIP: San Jose, US, ASN 16625, AKAMAI-AS] [Destination GeoIP City: San Jose] [Source or Destination GeoIP City: San Jose] [Destination GeoIP Country: United States] [Source or Destination GeoIP Country: United States] [Destination GeoIP ISO Two Letter Country Code: US] [Source or Destination GeoIP ISO Two Letter Country Code: US] [Destination GeoIP AS Number: 16625] [Source or Destination GeoIP AS Number: 16625] [Destination GeoIP AS Organization: AKAMAI-AS] [Source or Destination GeoIP AS Organization: AKAMAI-AS] [Destination GeoIP Latitude: 37.3388] [Source or Destination GeoIP Latitude: 37.3388] [Destination GeoIP Longitude: -121.8916] [Source or Destination GeoIP Longitude: -121.8916] [Stream index: 8] Transmission Control Protocol, Src Port: 60960, Dst Port: 443, Seq: 1728, Ack: 18929, Len: 0 Source Port: 60960 Destination Port: 443 [Stream index: 20] [Stream Packet Number: 51] [Conversation completeness: Incomplete, DATA (15)] ..0. .... = RST: Absent ...0 .... = FIN: Absent .... 1... = Data: Present .... .1.. = ACK: Present .... ..1. = SYN-ACK: Present .... ...1 = SYN: Present [Completeness Flags: ··DASS] [TCP Segment Len: 0] Sequence Number: 1728 (relative sequence number) Sequence Number (raw): 4005745241 [Next Sequence Number: 1728 (relative sequence number)] Acknowledgment Number: 18929 (relative ack number) Acknowledgment number (raw): 1896496430 1011 .... = Header Length: 44 bytes (11) Flags: 0x010 (ACK) 000. .... .... = Reserved: Not set ...0 .... .... = Accurate ECN: Not set .... 0... .... = Congestion Window Reduced: Not set .... .0.. .... = ECN-Echo: Not set .... ..0. .... = Urgent: Not set .... ...1 .... = Acknowledgment: Set .... .... 0... = Push: Not set .... .... .0.. = Reset: Not set .... .... ..0. = Syn: Not set .... .... ...0 = Fin: Not set [TCP Flags: ·······A····] Window: 493 [Calculated window size: 126208] [Window size scaling factor: 256] Checksum: 0xc0e9 [unverified] [Checksum Status: Unverified] Urgent Pointer: 0 Options: (24 bytes), No-Operation (NOP), No-Operation (NOP), Timestamps, No-Operation (NOP), No-Operation (NOP), SACK TCP Option - No-Operation (NOP) Kind: No-Operation (1) TCP Option - No-Operation (NOP) Kind: No-Operation (1) TCP Option - Timestamps: TSval 113575, TSecr 3081364129 Kind: Time Stamp Option (8) Length: 10 Timestamp value: 113575 Timestamp echo reply: 3081364129 TCP Option - No-Operation (NOP) Kind: No-Operation (1) TCP Option - No-Operation (NOP) Kind: No-Operation (1) TCP Option - SACK 21609-26969 Kind: SACK (5) Length: 10 left edge = 21609 (relative) right edge = 26969 (relative) [TCP SACK Count: 1] [Timestamps] [Time since first frame in this TCP stream: 0.399546000 seconds] [Time since previous frame in this TCP stream: 0.000001000 seconds] [SEQ/ACK analysis] [iRTT: 0.085096000 seconds] [TCP Analysis Flags] [This is a TCP duplicate ack] [Duplicate ACK #: 4] [Duplicate to the ACK in frame: 1167] [Expert Info (Note/Sequence): Duplicate ACK (#4)] [Duplicate ACK (#4)] [Severity level: Note] [Group: Sequence]