... Layer frame before sending it across one of many supported Layer media At the next MPLS- enabled Label Switch Router (LSR), the MPLSframe is read and the IP packet is switched as an MPLSframe ... Verify MPLS Configuration MPLS has many show commands that you can use to verify proper MPLS operation Issue the show mpls interfaces command to see a quick summary of interfaces configured with MPLS ... traffic engineering MPLS runs between Layers and of the OSI model and, because of this, is sometimes said to run at Layer 2½ The MPLS header is bytes long and includes a 20-bit label Configuring the...
... configuration lab Step Configuring the serial interface a In Frame Relay, the customer router is considered the DTE device In order to configure the serial interface the Layer Frame Relay frame type must ... configure the frame type, use the following commands: Cork#configure terminal Cork(config)#interface serial Cork(config-if)#encapsulation frame- relay IETF b Next the format of the Frame Relay management ... type, use the following commands: Cork(config-if) #frame- relay lmi-type ansi Cork(config-if)#no shutdown Cork(config-if)#end Step Verifying the Frame Relay configuration a To verify the configuration,...
... configuration lab Step Configuring the serial interface First, define the Frame Relay frame type to be used on this link To configure the encapsulation type, use the command encapsulation frame- relay ietf ... Setting up the Frame- Relay Map a When sending an Ethernet frame to a remote IP address, the remote MAC address must be discovered, so that the correct frame type can be constructed Frame Relay needs ... Step Showing Frame- Relay map a To view the Layer to Layer mapping, use the show frame- relay map command at the privileged exec mode prompt: Washington#show frame- relay map b What is...
... across the PVC Step Show the Frame Relay maps a Look at the frame relay maps by typing the command show frame- relay map at the privileged exec mode prompt: Amsterdam#show frame- relay map b What is ... 192.168.3.0 192.168.5.0 192.168.6.0 Step Verifying Frame Relay PVC a On the Amsterdam router, issue the command show frame- relay pvc: Amsterdam#show frame- relay pvc b How many active local PVCs are ... Paris(config-if)#no shutdown Berlin(config)#interface serial Berlin(config-if)#encapsulation frame- relay ietf Berlin(config-if) #frame- relay lmi-type ansi Berlin(config-if)#description Circuit #DTK465866 Berlin(config-if)#no...
... across the PVC Step Show the Frame Relay maps a Look at the frame relay maps by typing the command show frame- relay map at the privileged EXEC mode prompt: Amsterdam#show frame- relay map b What is ... 192.168.3.0 192.168.5.0 192.168.6.0 Step Verifying Frame Relay PVC a On the Amsterdam router, issue the command show frame- relay pvc: Amsterdam#show frame- relay pvc b How many active local PVCs are ... and Paris routers: Paris(config)#interface serial Paris(config-if)#encapsulation frame- relay ietf Paris(config-if) #frame- relay lmi-type ansi Paris(config-if)#description Circuit #FRT372826 Paris(config-if)#no...
... configuration lab Step Configuring the serial interface a In Frame Relay, the customer router is considered the DTE device In order to configure the serial interface the Layer Frame Relay frame type must ... configure the frame type, use the following commands: Cork#configure terminal Cork(config)#interface serial Cork(config-if)#encapsulation frame- relay IETF b Next the format of the Frame Relay management ... type, use the following commands: Cork(config-if) #frame- relay lmi-type ansi Cork(config-if)#no shutdown Cork(config-if)#end Step Verifying the Frame Relay configuration a To verify the configuration,...
... configuration lab Step Configuring the serial interface First, define the Frame Relay frame type to be used on this link To configure the encapsulation type, use the command encapsulation frame- relay ietf ... Setting up the Frame- Relay Map a When sending an Ethernet frame to a remote IP address, the remote MAC address must be discovered, so that the correct frame type can be constructed Frame Relay needs ... Step Showing Frame- Relay map a To view the Layer to Layer mapping, use the show frame- relay map command at the privileged exec mode prompt: Washington#show frame- relay map b What is...
... across the PVC Step Show the Frame Relay maps a Look at the frame relay maps by typing the command show frame- relay map at the privileged exec mode prompt: Amsterdam#show frame- relay map b What is ... 192.168.3.0 192.168.5.0 192.168.6.0 Step Verifying Frame Relay PVC a On the Amsterdam router, issue the command show frame- relay pvc: Amsterdam#show frame- relay pvc b How many active local PVCs are ... Paris(config-if)#no shutdown Berlin(config)#interface serial Berlin(config-if)#encapsulation frame- relay ietf Berlin(config-if) #frame- relay lmi-type ansi Berlin(config-if)#description Circuit #DTK465866 Berlin(config-if)#no...
... across the PVC Step Show the Frame Relay maps a Look at the frame relay maps by typing the command show frame- relay map at the privileged EXEC mode prompt: Amsterdam#show frame- relay map b What is ... 192.168.3.0 192.168.5.0 192.168.6.0 Step Verifying Frame Relay PVC a On the Amsterdam router, issue the command show frame- relay pvc: Amsterdam#show frame- relay pvc b How many active local PVCs are ... and Paris routers: Paris(config)#interface serial Paris(config-if)#encapsulation frame- relay ietf Paris(config-if) #frame- relay lmi-type ansi Paris(config-if)#description Circuit #FRT372826 Paris(config-if)#no...
... Verify Connectivity Step Verify the Frame Relay network After configuringFrame Relay on all routers, verify the Frame Relay configuration on R1 a Issue the show frame- relay map command on R1 to ... hub router for Frame Relay, the spoke routers must also be configured a From privileged EXEC mode on R2, enter global configuration mode b Configure the main physical interface for Frame Relay connectivity ... configuration mode and issue the show running-config command to view the final configuration on R1 Task 2: Configure Frame Relay and Default routing on the Spoke Routers Step Configure the Physical Frame...
... address no ip directed-broadcast encapsulation frame- relay clockrate 56000 cdp enable frame- relay intf-type dce frame- relay route 17 interface Serial0/2 16 frame- relay route 18 interface Serial0/1 ... Singapore(config-if) #frame- relay map ip 192.168.192.2 17 broadcast Singapore(config-if)#ip ospf network point-to-multipoint Verify Frame Relay operation with a ping from each router to the other two Use show frame- relay ... show frame- relay pvc and show frame- relay map to troubleshoot connectivity problems Rebooting the Frame Relay switch might also solve connectivity issues SanJose3#show frame- relay pvc PVC Statistics...
... Validating MPLS- VPN as a Secure Network MPLS- VPNs were explained briefly in a previous section What the next sections concentrate on is how MPLS based VPNs compare to Frame- Relay and ATM FrameRelay ... Router CE Router MPLS- Core CE Router Figure 3: MPLS- VPN Requirements of a Secure Network When comparing MPLS- VPN based solutions to traditional layer based VPN solutions such as Frame- Relay and ... header to make the forwarding decision In the early models forwarding over the backbone was done by IP routing MPLS- VPN In this VPN model, MPLS is used for forwarding packets over the backbone,...
... rate that varies with time e.g compressed video Produces varying sized image frames Original (uncompressed) frame rate constant So compressed data rate varies Can statistically multiplex ... AAL Type VBR Analog applications AAL Type 3/4 Connectionless or connected Message mode or stream mode AAL Type Streamlined transport for connection oriented higher layer protocols CPCS ... Rate SDH Based Physical Layer Imposes structure on ATM stream e.g for 155.52Mbps Use STM-1 (STS-3) frame Can carry ATM and STM payloads Specific connections can be circuit switched using SDH channel...
... gọi Frame- modeMPLS ATM trường hợp đặc biệt sử dụng cell có chiều dài cố định Do nhãn thêm vào cell MPLS sử dụng giá trị VPI/VCI mào đầu ATM để làm nhãn Phương thức đóng gói gọi Cell -mode MPLS ... Trong MPLS, nhãn dùng để đại diện cho tuyến, không cần kèm gói Đây dạng MPLS Traffic Engineering "Lớp dịch vụ (Class of service)" gói xác định nút MPLS vào (ingress MPLS node) Một nút MPLS vào ... mà nắm khoảng vài chục tối đa 2.3 CẤU TRÚC MPLS Có hai chế hoạt đông MPLS là: a Cơ chế FrameMode Cơ chế sử dụng với mạng IP thông thường, chế nhãn MPLS nhãn thực thiết kế gán cho gói tin, mặt...
... thnh hai l lừi MPLS ( MPLS core ) v biờn MPLS ( MPLS Edge ).Tng ng vi mi ta cú thit b tng ng: - B nh tuyn chuyn mch nhón ( Lable Switching router-LSR ): L thnh phn quan trng nht mng MPLS, nú l b ... LER4, loi b nhón vỡ gúi hot ng ca MPLS v phõn phỏt ti ớch ng truyn gúi tin c ch hỡnh trờn Cú hai ch hot ng i vi MPLS: ch hot ng khung ( Framemode) v ch t bo ( Cell -mode ) 1.4.1 Ch hot ng khung ... nhón MPLS Nhón MPLS c chốn trc s liu cn gỏn nhón ch hot ng khung Tc l nhón MPLS c chốn vo gia mo u lp v ni dung thụng tin lp ca khung lp 2, v trớ ca nhón MPLS khung lp c th hin hỡnh v Do nhón MPLS...
... cụng ngh MPLS mng th h k tip NGN ca Tng cụng ty BCVT Vit Nam B cc ca ỏn gm chng Chng I : Gii thiu v cụng ngh MPLS Chng II : Cụng ngh MPLS Chng III : ng dng ca cụng ngh MPLS Cụng ngh MPLS l ... thc MPLS, vic tỡm hiu cỏc v cụng ngh MPLS l quan trng i vi sinh viờn Nhn thc c iu ú, ỏn tt nghip Cụng ngh MPLS v ng dng gii thiu v quỏ trỡnh phỏt trin dch v cng nh cụng ngh mng dn ti MPLS, ... 78 Cụng ngh MPLS 78 3.2.3 Cỏc gii phỏp ng dng MPLS 79 Gii phỏp 1: MPLS mng lừi .79 Lu Anh Tỳ, D2001VT ỏn tt nghip i hc Mc lc Gii phỏp 2: ATM lừi, MPLS cỏc tng i...
... MplsInterfaceConfEntry : : = SEQUENCE { MplsInterfaceLabelIndex InterfaceIndexOrZero, - -Index MplsInterfacelabelMinIn MplsLabel, MplsInterfaceLabelMaxIn MplsLabel, MplsInterfaceLabelMaxOut MplsLable, ... MplsLable, MplsInterfaceTotalBandWidth MplsBitRate, MplsInterfaceAvaiLabelBandwidth MplsInterfaceLabelPaticipationType MplsBitRate, BITS } MplsInterface Bảng 3.1: Bảng MIB giao diện MPLS có mối ... triển Các nỗ lực đợc gọi GMPLS (Generalized MPLS ) Nhóm làm việc MPLS đa danh sách với bớc yêu cầu để xác định MPLS là: MPLS phải làm việc với hầu hết công nghệ liên kết liệu MPLS phải thích ứng với...