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1、省水利厅VOIP系统讲义,2,2020/1/29,整体网络介绍 VOIP系统配置说明 QoS技术,3,2020/1/29,湖北省水利信息网络结构图,4,2020/1/29,湖北省水利通信网IP语音系统拓扑结构图,5,2020/1/29,湖北省水利（防汛）计算机广域网系统图,6,2020/1/29,在核心设备选型上，我们采用Cisco 7600光纤业务路由器。该路由器可在服务供应商的网络边缘提供光纤WAN和MAN网络，主要致力于以于线速提供高起点的IP业务。该产品系列可在多种高性能接口上把直接光纤连接与大量智能IP业务进行组合，能在服务供应商网络的边缘实现性能和IP业务应用的线形扩展。,Cisc
2、o7600系列路由器,7,2020/1/29,线速性能，以 T3/E3 速率提供服务 更高的安全、话音、缓存、视频、网络分析和 L2 交换服务密度 支持全新增强接口（ NME 、 HWIC 、 EVM 和 PVDM2 ） 内置双千兆位以太网端口 支持 90 多种现有和新增模块 单一小型可插拔端口,Cisco3800系列路由器,8,2020/1/29,Cisco2800系列路由器,Cisco 2800系列由四个新平台组成：Cisco 2801、Cisco 2811、Cisco 2821和Cisco 2851。与相似价位的前几代思科路由器相比，Cisco 2800系列的性能提高了五倍、安全性和话音
3、性能提高了十倍、具有全新内嵌服务选项，且大大提高了插槽性能和密度，同时保持了对目前Cisco 1700系列和Cisco 2600系列中现有90多种模块中大多数模块的支持，从而提供了极大的性能优势。,9,2020/1/29,整体网络介绍 VOIP系统配置说明 QoS技术,10,2020/1/29,Types of Signaling Supported,11,2020/1/29,Foreign Exchange Station Signaling,12,2020/1/29,Local Calls,13,2020/1/29,On-Net Calls,14,2020/1/29,Off-Net Cal
4、ls,15,2020/1/29,PBX-to-PBX Calls,16,2020/1/29,Example: VoIP Enterprise,17,2020/1/29,Example: Dial Peer,18,2020/1/29,Dial Peer Call Legs,19,2020/1/29,Voice-Port Configuration Mode on Analog Routers,Router(config)#,voice-port slot-number/subunit-number/port,Enters voice-port configuration mode and con
5、figures a specific voice port on a Cisco 2600/3600 analog router,Router(config)#,voice-port slot/port,Enters voice-port configuration mode and configures a specific voice port on a Cisco MC3810 analog router,20,2020/1/29,Basic Voice Port Commands,Router(config-voiceport)#,cptone country,Sets a voice
6、 call progress tone locale (for analog only),Router(config-voiceport)#,description string,Allows you to include a string description for the voice port,21,2020/1/29,Basic Voice Port Commands (cont.),Router(config-voiceport)#,shutdown/no shutdown,Activates a voice port,Router(config-voiceport)#,compa
7、nd-type u-law | a-law,Specifies the companding standard used to convert between analog and digital signals in PCM systems,22,2020/1/29,Example: Voice Card Configuration Mode,Cisco 2800 Router(config)#voice-card 1 Router(config-voicecard)# Cisco 3800 Router(config)#voice-card 0 Router(config-voicecar
8、d)#,23,2020/1/29,Example: POTS Dial Peer Configuration,24,2020/1/29,Example: VoIP Dial Peer Configuration,25,2020/1/29,Example: POTS/VoIP Dial Peer Configuration,26,2020/1/29,宜昌VOIP配置,! dial-peer voice 1 pots destination-pattern 17971728900 port 2/0/0 ! dial-peer voice 2 pots destination-pattern 179
9、71728901 port 2/0/1 ! dial-peer voice 25 voip destination-pattern 179T voice-class codec 100 session target ras,27,2020/1/29,宜昌VOIP配置（续）,! voice-port 2/0/0 cptone CN ! voice-port 2/0/1 cptone CN !,28,2020/1/29,Cisco 2800/2800 for T1/E1 Configuration Commands,Router(config)#,controller t1 | e1 number
10、,Selects T1/E1 controller 0,Router(config-controller)#,clock source internal | line | loop-timed,Configures controller T1/E1 0 to obtain the Cisco router clock source from an attached network device,Router(config-controller)#,description string,Enters a string description for the voice port,29,2020/
11、1/29,E1 Controller Configuration Commands,Router(config-controller)#,framing crc4 | no-crc4 name,Configures the E1 framing format,Router(config-controller)#,linecode ami | b8zs,Configures the line-encoding format,30,2020/1/29,DS0 Time Slot and Signaling Configuration Command,Router(config-controller
12、)#,ds0-group ds0-group-no timeslots timeslot-list type signal-type,Specifies the DS0 time slots that make up a logical voice port on a T1 or E1 controller and specifies the signaling type,31,2020/1/29,孝感VOIP配置,card type e1 0 1 ! voice-card 1 dspfarm dsp services dspfarm ! controller E1 1/0 framing N
13、O-CRC4 ds0-group 0 timeslots 1-15 type r2-digital r2-compelled ani ds0-group 1 timeslots 17-31 type r2-digital r2-compelled ani cas-custom 0 unused-abcd 1 0 1 1 country china answer-signal group-b 1 cas-custom 1 unused-abcd 1 0 1 1 country china answer-signal group-b 1,32,2020/1/29,孝感VOIP配置（续）,inter
14、face Serial0/1/0:0 ip address 10.42.254.22 255.255.255.252 encapsulation ppp h323-gateway voip interface h323-gateway voip id slt_gk ipaddr 10.42.1.252 1718 h323-gateway voip h323-id hb_xg_ h323-gateway voip tech-prefix 1# h323-gateway voip bind srcaddr 10.42.254.22 ! dial-peer voice 30 voip destina
15、tion-pattern 179T voice-class codec 100 session target ras ! dial-peer voice 2 pots incoming called-number .T direct-inward-dial port 1/0:1 forward-digits all,33,2020/1/29,省厅语音网守配置,gatekeeper zone local slt_gk 10.42.1.252 zone prefix slt_gk 17927121. zone prefix slt_gk 17927122. zone prefix slt_gk
16、17927126. zone prefix slt_gk 17927127. zone prefix slt_gk 179271287 zone prefix slt_gk 179271288 zone prefix slt_gk 179271289 zone prefix slt_gk 179272 zone prefix slt_gk 17971022. zone prefix slt_gk 179711289 zone prefix slt_gk 179711989,34,2020/1/29,show dial-peer voice POTS Dial Peer Output,route
17、r#show dial-peer voice VoiceEncapPeer11 tag = 11, destination-pattern = 11111111111, answer-address = , group = 11, Admin state is up, Operation state is up type = pots, prefix = , session-target = , voice-port = 1/0/0 Connect Time = 46214, Charged Units = 0 Successful Calls = 50, Failed Calls = 0 A
18、ccepted Calls = 65, Refused Calls = 0 Last Disconnect Cause is “10 “ Last Disconnect Text is “normal call clearing.“ Last Setup Time = 34485570,35,2020/1/29,show dial-peer voice Output,rtr2dflt# show dial-peer voice summary TAG TYPE ADMIN OPER PREFIX DEST-PATTERN FWD PREF SESS-TARGET PORT 6 pots up
19、up . 3 3 1/6 3 pots up up 3 3 3 1/3 1 pots up up 201 0 0 1/1 2 pots up up 202 0 0 1/2 12 vofr up up 1 0 0 Serial0 122 23 vofr up up 3 0 0 Serial1 123,36,2020/1/29,整体网络介绍 VOIP系统配置说明 QoS技术,37,2020/1/29,为什么需要QOS?,38,2020/1/29,可能存在拥塞的地方,39,2020/1/29,QOS可以用在哪些地方?,40,2020/1/29,在网络中部署端到端QoS,41,2020/1/29,Committed Access Rate,42,2020/1/29,CAR command,43,2020/1/29,Configuration Example,44,2020/1/29,CBWFQ,45,2020/1/29,Config CBWFQ,46,2020/1/29,Config CBWFQ(conti.),47,2020/1/29,Config CBWFQ(conti.),48,2020/1/29,Config CBWFQ(conti.),49,2020/1/29,谢谢大家！,