Thanks for the plug Jim, BTW the URL appears corrupt, it should read http://www.wizbang.org.uk/index.html?main=bandwidth_analysis.html Not too sure where the additional text (3D) in the URL came from ? Cheers Mark Jim Hathaway <JimH@xxxxxxxxxxxxxxx> wrote: Greg,=20 ICA is a burstable protocol. In general it's very light on the wire during end user connections 10 - 20 kb, but it can (and will) burst to utilize as much client side bandwidth as possible for brief periods of time if needed.=20 As Joe mentioned this is typical behavior, and can happen during several scenario's: - print jobs sent to a remote client printer - program splash screens, or sites viewed with IE that flash changing images / animation. - file transfers from remote clients to servers You may want to check out Wizbang's BAT (bandwidth analysis tool) for more in depth / per session ICA and RDP monitoring.=20 http://www.wizbang.org.uk/index.html?main=3Dbandwidth_analysis.html HTH J -----Original Message----- From: Joe Shonk [mailto:JShonk@xxxxxxxxxxxxxx]=20 Sent: Thursday, February 20, 2003 8:13 AM To: thin@xxxxxxxxxxxxx Subject: [THIN] Re: ICA Bandwidth Spikes Depends on what your users are doing. Are they launcing an application =3D which has a splash screen? or Fancy background? Are they printing a = =3D report or document? My guess would be you are seeing someone print to = =3D an auto-created printer. Joe -----Original Message----- From: greg.pawlett@xxxxxxxxxxxxx [mailto:greg.pawlett@xxxxxxxxxxxxx] Sent: Thursday, February 20, 2003 8:53 AM To: thin@xxxxxxxxxxxxx Subject: [THIN] ICA Bandwidth Spikes Environment: Win2k SP3, MF XP SP2 FR2, NFuse 1.7 We have been measuring bandwidth of the ICA protocol and there seems to be some fairly high bandwidth spikes (up to 300KB). This only happens for 1 to 3 seconds during a 10-minute test,=3D20 there are three clients connected to the server and we are=3D20 measuring the total ICA traffic with Perfmon. Are there ideas as to what could be causing these spikes or is this normal behavior for Citrix. Greg Pawlett GIS Implementation Project Leader Information Infrastructure Branch Ministry of Natural Resources Province of Ontario * (705) 755-3257 * greg.pawlett@xxxxxxxxxxxxx =3D20 =3D20 =3D20 ********************************************************* This Week's Sponsor - Neoware=3D20 Now through March 31, 2003=3D20 Neoware is offering a Capio 500/Eon Proven 2100=3D20 for $299! Click the link below: http://www.neoware.com/promocp4a/thinnetban.html ********************************************************** For Archives, to Unsubscribe, Subscribe or=3D20 set Digest or Vacation mode use the below link: http://thethin.net/citrixlist.cfm ********************************************************* This Week's Sponsor - Neoware=20 Now through March 31, 2003=20 Neoware is offering a Capio 500/Eon Proven 2100=20 for $299! Click the link below: http://www.neoware.com/promocp4a/thinnetban.html ********************************************************** For Archives, to Unsubscribe, Subscribe or=20 set Digest or Vacation mode use the below link: http://thethin.net/citrixlist.cfm ********************************************************* This Week's Sponsor - Neoware Now through March 31, 2003 Neoware is offering a Capio 500/Eon Proven 2100 for $299! Click the link below: http://www.neoware.com/promocp4a/thinnetban.html ********************************************************** For Archives, to Unsubscribe, Subscribe or set Digest or Vacation mode use the below link: http://thethin.net/citrixlist.cfm --------------------------------- With Yahoo! Mail you can get a bigger mailbox -- choose a size that fits your needs ********************************************************* This Week's Sponsor - Neoware Now through March 31, 2003 Neoware is offering a Capio 500/Eon Proven 2100 for $299! Click the link below: http://www.neoware.com/promocp4a/thinnetban.html ********************************************************** For Archives, to Unsubscribe, Subscribe or set Digest or Vacation mode use the below link: http://thethin.net/citrixlist.cfm