ip qos

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Fine-Tuning for IP QoS

IP QoS Quality of Service is a highly effective way of getting more out of the existing LAN and point-to-point WAN connections. Furthermore, chances are that the existing infrastructure already has the functionality necessary to implement IP QoS with only a few software changes. This primer on IP QoS takes...

Tags: IP, IP QoS, Networking

White papers 2000-11-27

Additional Resources

Apple Airport Extreme Base Station (Winter 2009)

Great Performance With Some AnnoyancesI got this wireless router because my D-Link one had become unreliable. I opened the box and this router is beautiful, packaged in typical Apple style, although it didn't setup in typical style, and in fact it was a nightmare to setup.This router doesn't use...

Tags: Routers & switches, Desktops, Network technology, NETWORKING, Apple Airport, router, Apple Macintosh, PC, MAC address, MAC, Apple Inc.

Discussion threads 2009-10-28

SIP Forum approves V1.0 of SIPConnect Technical Recommendation

Unblock your broadband phone calls nowIf your Vonage or other broadband VOIP phone is blocked in yourcountry, you can try the VPN for VOIP adapter service fromhttp://www.vpn4sip.comBy utilizing a special model of VPN router, This service bridges yourVOIP calls through the SSL Based VPN connection, you will be able tomake...

Tags: VPNs, TELECOMMUNICATIONS, Telephony, Network security, Internet service providers (ISPs), SIP Forum, SIP, VPN, VoIP, VoIP-calls, broadband

Discussion threads 2009-08-18

BriefingsDirect analysts debate the 'imminent death' of enterprise IT as cloud models ascend

who's going to maintain the workstationsyeah it's a cloud system, but the hardware at the desk still needs to be maintained. Waiting for your 3rd party IT people could waste valuable time in the office.RE: BriefingsDirect analysts debate the 'imminent death' of enterprise IT as cloud models ascendI think...

Tags: Thin clients, cloud computing, thin client, imminent death, enterprise-IT, Briefingsdirect

Discussion threads 2009-08-10

Overcoming IP Telephony Performance Issues in a Converged Network

When implementing Voice over IP VoIP onto a data network, you must ensure that the equipment capable of handling the additional load, and, more importantly, that the traffic will be properly classified, marked, and prioritized for optimal performance. Voice traffic is highly intolerant to delay, jitter, and packet loss, so...

Tags: Converged Network, Global Knowledge, IP, IP Telephony, Network, Network Technology, Networking, Telecommunications, Telephony, Traffic, Voice Traffic, VOIP

White papers 2009-08-07

Was 4chan block about censorship, security or net neutrality?

Was 4chan block about censorship, security or net neutrality?tens of thousands of DoS attacks are blocked every dayDana, you need to get your facts straight. DailyKos isn't exactly an authority figure on this and he even admitted to jumping the gun on the story like so many other people.The...

Tags: Internet service providers (ISPs), INTERNET, Cyberthreats, Net Neutrality, security, censorship

Discussion threads 2009-07-29

Dumb wireless pipe wars: Google Voice coming to BlackBerry, Android

Dumb wireless pipe wars: Google Voice coming to BlackBerry, AndroidTelcos are traditional 'divide and conquer' enterprisesJust make out that the separate services are actually intrinsically different, and charge accordingly.Worked fine when there were separate wires, but digital exchanges in the 1970s were naturally integrating the actual data paths.Now it is...

Tags: Telecom & Utilities, Wireless LANs, Handhelds, Telephony, TELECOMMUNICATIONS, NOW IT, Google Inc., wireless pipe war, phone, RIM BlackBerry

Discussion threads 2009-07-15

Optimum Ultra: So how fast is it?

Optimum Online's $99 per month Ultra DOCSIS 3.0 service is one of fastest residential broadband offerings available today. But is it really "Up to" 101Mbps as advertised? As I mentioned in a post last week about broadband service outages, Last Friday, I was...

Tags: Cablevision Systems Corp., Router, Network, Adobe PDF, Broadband, Server, NetGear, Ultra DOCSIS 3.0, CISCO DPC3000, Speed Test, OOKLA, SRXN3205, Network Technology, Routers & Switches, Modems, Home Networking, Cable, Firewalls, Broadband Internet, Networking, Telecommunications, Hardware, Components, Personal Technology, Jason Perlow

Blog posts 2009-07-07

TANDBERG MCU and IP

H.323 is an International Telecommunications Union ITU standard that describes the protocols, services and equipment necessary for multimedia communications including audio, video and data on networks without guaranteed Quality of Service QoS. These networks technologies may include Ethernet, Fast Ethernet, and Token Ring and protocols like Internet Protocol IP or...

Tags: H.323, Network, IP, Multimedia Communication, Tandberg, Internet, Ethernet, Network Technology, Networking

White papers 2009-06-17

TANDBERG Gateway and IP

H.323 is an International Telecommunications Union ITU standard that describes the protocols, services and equipment necessary for multimedia communications including audio, video and data on networks without guaranteed Quality of Service QoS. These networks technologies may include Ethernet, Fast Ethernet, and Token Ring and protocols like Internet Protocol IP or...

Tags: H.323, Gateway Inc., Network, IP, Multimedia Communication, Tandberg, G1, Internet, Ethernet, Networking, Network Technology, VOIP, Telecommunications

White papers 2009-06-17

TANDBERG Endpoints and IP

H.323 is an International Telecommunications Union ITU standard that describes the protocols, services and equipment necessary for multimedia communications including audio, video and data on networks without guaranteed Quality of Service QoS. These networks technologies may include Ethernet, Fast Ethernet, and Token Ring and protocols like Internet Protocol IP or...

Tags: H.323, Network, IP, Multimedia Communication, Tandberg, Internet, Ethernet, Networking, Network Technology, VOIP, Telecommunications

White papers 2009-06-17

TANDBERG and Packet Loss

This paper is intended to describe the packet loss robustness features available with TANDBERG's products. These features include: Intelligent Packet Loss RecoveryTF IPLRTF, Downspeeding, Quality of Service QoS. The above mentioned features are all available on the following products: TANDBERG MCU 16+16 / 8+8, TANDBERG GW, TANDBERG 8000, TANDBERG 7000,...

Tags: QoS, Video, Tandberg, IPLR Feature, Corporate Communications, Marketing

White papers 2009-06-17

Should we share our Wi-Fi in the name of cloud?

Should we share our Wi-Fi in the name of cloud?Once all the ISPs start implementing volume capsyou can forget that idea.I'm confused...A router turns off when the PC attached to it is turned off?It's already there: FONCheck this:http://www.fon.com/en/info/whatsFonPretty big in The Netherlands already.Sounds great ... UNTIL.......the RIAA sues you because...

Tags: Routers & switches, Wireless LANs, Network technology, NETWORKING, router, Wi-Fi, FON

Discussion threads 2009-06-02

Cisco Unified Communications Manager 7.1(2) TCP and UDP Port Usage

This paper provides a list of the TCP and UDP ports that Cisco Unified Communications Manager 7.1(2) uses for intracluster connections and for communications with external applications or devices. It provides important information for the configuration of firewalls, Access Control Lists ACLs, and Quality of Service QoS on a network...

Tags: Unified Communications, TCP, UDP, Cisco Unified Communications System, Cisco Systems Inc., Tcp/Ip, Networking

White papers 2009-04-16

Five things I'd like to see from my broadband provider

Tom Steinert-Threlkeld posted yesterday five things he would like to see change about his cable operator. As cable is practically a thing of the past over here in the UK, with satellite and Freeview free digital channels hitting most television sets, I thought long and hard about where the next...

Tags: House, Bandwidth, VoIP, P2P, Broadband, Peer To Peer (P2P), Telecommunications, Internet, Zack Whittaker

Blog posts 2009-04-08

Batman Meets VoIP

Batman Meets VoIPIP Man is cool!I like it better than watching TV. ;)I do have Vonage (Basic 500). But sometimes, I do have problems with my Vonage phone adapter (V-Portal) not registering with the Vonage network. I had to struggle with my phone adapter to get it to work and...

Tags: Telecom & Utilities, Cable, Network technology, VoIP, IP Man, Vonage Holdings Corp., phone, V-Portal, Vonage Phone, Comcast Corp.

Discussion threads 2009-01-29

Why RIAA, ISP cooperation may deliver returns for both sides

Why RIAA, ISP cooperation may deliver returns for both sidesHow do they catch you anyway?For BitTorrent They check trackers for your IP? I'm not sure how other peer-to-peer systems work, but as long as I'm using trackers that have "no logging IP adresses/usage" in their privacy policy, I'm going to...

Tags: Internet service providers (ISPs), Internet Service Provider, ISP-A, RIAA

Discussion threads 2009-01-29

Mechanism for Per-Class QoS Monitoring in IP/MPLS Transport Networks

This paper presents a study on the usage of MPLS as the technology for transport networks which have to be sensitive to IP Differentiated Services. Advantages of MPLS for implementing Traffic Engineering and the capabilities that lead it towards integration with IP-DiffServ are discussed. Several solutions for DS-TE MPLS are...

Tags: MPLS, Network, IP, Network Technology, Networking

White papers 2009-01-28

R.I.P., 'V.O.I.P.' Long live packet-based telephony.

R.I.P., 'V.O.I.P.' Long live packet-based telephony.I got one word for you....Vyatta???cisco has all that market cap because they are really the dominant... almost the only player in the access and there is a huge amount of money in access just because of the volume... not because they dominate in the...

Tags: VOIP, Telecom & Utilities, TELECOMMUNICATIONS, NETWORKING, Network technology, V.O.I.P., Long live packet, telephony, R.I.P., Long Live

Discussion threads 2009-01-14

Performance of IP Multicast in MPLS Using PIM-SM (Protocol Independent Multicast-Sparse Mode)

From a technology perspective, the Internet performs a gigantic role in communication, compelling the Internet Protocol IP to be famous. The approach of modern applications requires Quality of Service QoS guarantee with multicast support being unavailable in the legacy network. Multi Protocol Label Switching MPLS, providing traffic engineering and QoS...

Tags: QoS, Performance, MPLS, Network, IP Multicast, IP, Networking, Network Technology

White papers 2009-01-01