The IOS XE Embedded Packet Capture packet buffer is held in DRAM and does not persist across a reload, so a capture must be exported before the device reloads.

Checked 2026-09-24

packet buffer is stored in DRAM
Vendor
Cisco
Product
IOS XE
Subsystem
Embedded Packet Capture
Deployment
on-premises
Region
not restricted
Release range
IOS XE 17.x
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Analysing a SIP call in Wireshark: source note sip-call-analysis-wireshark-epc-dram-no-persist. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-call-analysis-wireshark-epc-dram-no-persist

BibTeX

@misc{warmtransfer-claim-sip-call-analysis-wireshark-epc-dram-no-persist,
  title  = {Analysing a SIP call in Wireshark: source note sip-call-analysis-wireshark-epc-dram-no-persist},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-call-analysis-wireshark-epc-dram-no-persist},
  note   = {Source note sip-call-analysis-wireshark-epc-dram-no-persist, checked 2026-09-24}
}

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