Applies to All NetApp products Description This article describes how to determine CIFS, iSCSI, or NFS Service Response Time (SRT) in network packet trace using Wireshark or tshark. Note: tshark is bu...Applies to All NetApp products Description This article describes how to determine CIFS, iSCSI, or NFS Service Response Time (SRT) in network packet trace using Wireshark or tshark. Note: tshark is bundled with Wireshark.