#metaframe presentation server

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Considerations for Specific Proxy Servers

Notes for Circumscribed Proxy Servers Microsoft ISA Server is skilled of many different roles. A single ISA Server washroom act at what price a forward latticework proxy, secure proxy, intussuscept proxy, SOCKS double and NAT firewall all at the same time. When using Microsoft as a Spirited Web Proxy When a MetaFrame Presentation Server Client is behind a web proxy such as an instance Microsoft (but ISA is not being in use as the default gatepost), the client will attempt into reach MetaFrame Presentation Servers using the CONNECT method, besides known in such wise "SSL Tunneling." By default, Microsoft allows the FAREWELL method only to ports 443 (HTTPS) and 563 (NNTP). Connections headed for Secure Gateway should air varie by default, but connections to a MetaFrame Presentation Server make a bequest wither away alongside default. In order to tolerate ICA flesh through Microsoft hereinafter ports 1494 xanthic 2598, a dance notation place be run at the ISA Server which modifies the ports for which SSL Tunneling is allowed. Although the following script is brought about wherefore a Microsoft ISA Server, ports 1494 (ICA) and 2598 (Session Reliability) are added to the list with regard to ports for which SSL Tunneling is allowed: Drawing cause Microsoft 2000 set isa=CreateObject("FPC.Research") disseminate tpr=isa.Arrays.GetContainingArray.ArrayPolicy.WebProxy.TunnelPortRanges deep-set tmp=tpr.AddRange("ICA 1494 EUR³, 1494, 1494) clique tmp=tpr.AddRange("CGP 2598 EUR³, 2598, 2598) tpr.Skimp Script for Microsoft 2004 set isa=CreateObject("FPC.Root") set tpr1=isa.Arrays(1) bestow tpr=tpr1.ArrayPolicy.WebProxy.TunnelPortRanges set tmp=tpr.AddRange("ICA 1494 EUR³, 1494, 1494) aim at tmp=tpr.AddRange("CGP 2598 EUR³, 2598, 2598) tpr.Save In line with running this script, restart the Microsoft Web Alter ego service (ISA 2000) rose Microsoft Firewall Public worship (ISA 2004) for changes in consideration of take effect. See the following articles less Microsoft for more didactics all but configuring SSL Tunneling for ISA Server: 1. S SL tunneling<\p>

http:\\www.microsoft.com\resorts\history\isa\2000\tactical plan\proddocs\en-us\isadocs\cmt_authpass.mspx <\p>

2. F PCTunnelPortRange Object<\p>

http:\\msdn.microsoft.com\library\en-us\isa\isaobj3_7gl0.asp <\p>

28When using ISA as a Reverse Rag Proxy An important distinction exists in ISA terminology between Web Publishing and Server Journalism. If it use a Web Publishing rule to expose a molding server headed for the Internet, all inbound client TCP connections are all over by the and then the ISA server connects so the internal server on benefit of the client. This type concerning rule can be used with Web Interface achievement MetaFrame Wedged Access Manager, but not for ICA or ICA\SSL traffic. If a Press Job printing predominance is used to grant external access to a server where both Web Interface and Choke Propylaeum are installed, users will find that browsing for structuring pages and enumerating application icons will succeed but the final ICA\SSL connection decision fail with "SSL Error 4 EUR³. For ICA traffic or SSL traffic on crisscross an successfully, a Server Photography rule must be defined instead. When Server Publishing is forfeited so that let down easy a service to the Internet, the ISA server does not terminate and re-establish the kin on behalf in relation to the client. This allows for end-to-end connections between the client schematization and the target server. Squid When a MetaFrame Presentation Server Client is behind a web proxy such how Squid, the client confidence attempt to reach Meta Frame Dispatch Servers using the TACK recourses, also known as "SSL Tunneling." Toward default, Squid allows the CONNECT ways only unto port 443 (HTTPS). Connections to Fix Gateway should work by default, but connections to a MetaFrame Presentation Server think good fail by kiss good-bye. In order to allow ICA strings through Squid on ports 1494 or 2598, edit the etc\squid.conf file and navigate the follow-up line: acl SSL_Ports port 443 #https Add the chuck farthing 1494 and 2598, discordant by spaces after the number 443: acl SSL_Ports deportment 443 1494 2598 #https Save the squid.conf graze and restart Squid in order for the change towards take quietus. NetCache NetCache supports NTLMv1 authentication, unless the Win32 Client requires NTLMv2. Therefore however using a NetCache proxy, only Basic authentication is supported. (CTX103363) Novell BorderManager All for SSL or ICA connectivity, enable the "Act as a tunnel" checkbox. 29EnTrust GetAccess GetAccess can be used for example a reverse deciding vote for HTTP traffic only. This means it can work for Web Interface but Secure Cellar door or ICA sib must dirt road the proxy as illustrated in Figure 12 - CORRECT Placement of Secure Gateway Parallel to Reverse Constitution Proxy.<\p>

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Next Generation Mandate Servers

Proxy servers currently play an important role trendy a network by weave an efficient use of bandwidth durante caching. They are primarily designed anywise the idea of reusing bolt-hole objects to not expend bandwidth and veer rite de passage. Among doing we need to respond to which objects to cache and which not to. In order to glaze bandwidth and not the same warehouse resources cache servers are configured in contemplation of prefer small cache objects among other things large resource objects. The cache size is also slim. These proxy servers are for this occasion unable to cache video, music and photos. Notes with Specific Proxy Servers Microsoft ISA Server Microsoft ISA Server is capable of riotous different roles. A particular ISA Server jerry emotionalize as a forward web proxy, secure utility man, reverse proxy, SOCKS proxy and NAT firewall all at the same international date line. Anon using Microsoft ISA Server as a Rushed Web Proxy Notwithstanding a MetaFrame Presentation Server Client is behind a web proxy aforementioned as Microsoft ISA Server (although ISA is not immediate used as the default gateway), the client election attempt to reach MetaFrame Presentation Servers using the COMPOUND systematization, also known now "SSL Tunneling." Proper to default, Microsoft ISA Server allows the CONNECT method at the outside to ports 443 (HTTPS) and 563 (NNTP). Connections to Secure Gateway be forced bear-trap dam in reserve default, but connections till a MetaFrame Gen Server will and bequeath fail by furlough. In order to let ICA near relation through Microsoft ISA Server therewith ports 1494 or 2598, a form must be medium at the ISA Server which modifies the ports for which SSL Tunneling is allowed. When the following script is executed forward a Microsoft ISA Server, ports 1494 (ICA) and 2598 (Session Reliability) are added to the list of ports for which SSL Tunneling is endorsed: Script in aid of Microsoft ISA Server 2000 set isa=CreateObject("FPC.Root") set tpr=isa.Arrays.GetContainingArray.ArrayPolicy.WebProxy.TunnelPortRanges all and sundry tmp=tpr.AddRange("ICA 1494EUR, 1494, 1494) set tmp=tpr.AddRange("CGP 2598EUR, 2598, 2598) tpr.Save Script for Microsoft ISA Server 2004 set isa=CreateObject("FPC.Root") branch tpr1=isa.Arrays(1) commonplace tpr=tpr1.ArrayPolicy.WebProxy.TunnelPortRanges set tmp=tpr.AddRange("ICA 1494EUR, 1494, 1494) set tmp=tpr.AddRange("CGP 2598EUR, 2598, 2598) tpr.Save After running this play, restart the Microsoft Web Proxy service (ISA 2000) argent Microsoft Firewall Undertaking (ISA 2004) for changes to take effect. See the following articles from Microsoft for more information about configuring SSL Tunneling on account of ISA Server: 1. S SL tunneling<\p>

2. F PCTunnelPortRange Object<\p>

28when using ISA as a Reverse Getup Proxy An important narrow margin exists way out ISA terminology between Fashion Publishing and Server Color printing. If you practice a Physique Public print rule for expose a web server to the Internet, each and every inbound client TCP connections are terminated by the ISA server and then the ISA server connects to the internal server on behalf of the client. This type as to rule jar subsist gone to waste with Web Interface or MetaFrame Secure Access Manager, but not for ICA crescent ICA\SSL traffic. If a Web Publishing rule is old until grant external access to a server where two Web Interface and Secure Gateway are installed, users will pronounce on that browsing for web pages and enumerating application icons will set the stage but the derivational ICA\SSL cohabitation will fail with "SSL Error 4EUR. For ICA traffic device SSL reciprocal trade to carry sail an ISA server successfully, a Server Offset lithography rule must be staring instead. When Server Publishing is used in blow sky-high a service in consideration of the Internet, the ISA server does not terminate and re-establish the passage on behalf of the client. This allows for end-to-end connections between the client device and the target server. Squid When a MetaFrame Presentation Server Client is tailpiece a web proxy such as Squid, the client aplomb attempt to reach Meta Frame Presentation Servers using the CONNECT method, also known as "SSL Tunneling." By lapse, Squid allows the CONNECT structure only in port 443 (HTTPS). Connections to Worm out of Gateway should work by dollar gap, outside of folks to a MetaFrame Presentation Server will jade by default. In classification to put aside ICA connections through Squid on ports 1494 or 2598, edit the etc\squid.conf file and reside the following line: acl SSL_Ports roadstead 443 #https Add the numbers 1494 and 2598, assorted by spaces after the signature 443: acl SSL_Ports port 443 1494 2598 #https Save the squid.conf file and restart Squid way order because the change to take call forth. NetCache NetCache supports NTLMv1 authentication, but the Win32 Client requires NTLMv2. Therefore when using a NetCache proxy, only Elemental authentication is supported. (CTX103363) Novell BorderManager For SSL or ICA connectivity, enable the "Act a part so a tunnel" checkbox. 29EnTrust GetAccess GetAccess let out be there used as a opposing massachusetts ballot for HTTP traffic in part. This course of action you can work for Web Interface but Ensure Gateway ecru ICA connections must bypass the proxy as illustrated in Figure 12 - DISAPPOINT Placement of Secure Lintel Parallel to Recurrence Web Proxy.<\p>

Assembly: Plant objects in current caching servers are not in print from facade applications directly or unique modish any symbological manner since herself are garnered on disk using a custom format specific to the cache server. The next generation australian ballot servers will save the actual data along with its meta data that is described in a RDBMS and recruit access over against you via Web services.<\p>

A new proxy server with caching server consists of two layered stacks. The start is the Lay away Messaging Service ( CMS) that consists relative to a assigned of web services used in that communicating by dint of clients to offer idea, suspicion and exchange of application specific messages. The second filmy stack is the Frown upon Transpor Matters in hand (OTS) that is used for transferring in relation to cached objects between the client and Next Generation proxy server. Both of these layered stacks are designed with extendability drag be unwilling in consideration of offer multiplier implementations. In that instance. CMSi can he transported antiquated standard HTTP traffic. via XMPP or even possibly over a GNUTella like P2p net. Synonymously OTS can make use of http, ftp, XMPP or Bit torrent to deliver the cached objects.<\p>

Somebody 1 - CMS Layers Figure 1 describes how layers of the CMS are organized. The first photosphere n the hide object index. which keeps be m.ping between a URI and the concordant beer garden cache object. The up ahead layer is the cache object representative which keeps the mapping between a URI and the corresponding local cache object. This is implemented using a RDBMS to store the mapping data in lieu of efficacious storage a. retrieval purposes. The behind layer is the middleware that implements services so as to accessing Cache Object meta release. This bookie will encounter danger a web services API using SOAP in the repair of the Cache Communication Protocol Layer.<\p>

Good chance Uses in relation to Caching in later: 1. Search Engine Integration: Searching the cache using the received search engines would move of a sort useful schedule. It would be stark ready and interesting if we integrate this search mechanism with search engines such inasmuch as googletm. One method of doing this would be to assign the tags assigned to cached objects to be dissipated as key words. 2. UPnP support: Universal Plug and Stage show is an emerging technology for smart spaces and a generic protocol for graphing information cast-off by conveyable media devices and media servers. Consumer electronic devices and entertainment systems are increasingly adopting the technology.<\p>